Tumbler mug with grips



FIG. 1 is a top front perspective view of a tumbler mug with grips showing my new design;

FIG. 2 is a front elevational view thereof, all sides being the same;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is bottom plan view thereof.

The broken lines in the drawings are included for the purpose of illustration and form no part of the claimed design. 

The ornamental design for a tumbler mug with grips, as shown and described. 